俗话说“养兵千日，用兵一时”，用兵的那“一时”就是where the rubber meets the road.
2
?遇到困难的时候
3
?关键时刻
双语例句
1
This is wheretherubbermeetstheroad. The outsole's design affects the traction you'll get on hard and clay courts.
这是橡胶接触地面的部分。鞋底的设计会影响你在硬地和土场上的摩擦力。
2
Finally, and this is wheretherubbermeetstheroad, you need a meaningful and imaginative way of presenting this information to the user.
最后，就是橡胶与道路合成的地方，您需要一种向用户展现这些信息的有意义的并且富有想象力的方法。
3
And with that we have completed the reactor physics review. And if you have any questions please ask your instructor but this is wheretherubbermeetstheroad, this is the bottom line equation.